Return the help string for the given Args
.
Return the help string for the given Args
.
Note that the formatted help message will include the default values for the
options, when they are defined.
Arbitrary maximum width for the descriptive string after the options.
Add a trailing message about the alternative syntax, but only if there are
actually options that have flags and values, i.e., that aren't Flags
and
aren't the special case option for tokens without a flag.
Add a trailing message about the alternative syntax, but only if there are
actually options that have flags and values, i.e., that aren't Flags
and
aren't the special case option for tokens without a flag.
A bit of a hack...
Format a help message for the command-line invocation of a program, based on the
Args
object passed toapply
.